PN532_SPI._wait_ready: fixed command overwriting

adafruit / Adafruit_CircuitPython_PN532

CircuitPython driver for the PN532 NFC/RFID Breakout and PN532 NFC/RFID Shield

MIT License

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Closed basil-huber closed 4 years ago

basil-huber commented 4 years ago

Use separate buffer for sending and receiving form SPI This fixes #28